JP2005271930A - Easily unsealablr serial packaging bag - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an easily unsealable serial packaging bag into which contents can be put at high speed, and which protects the contents well, have superior unsealing performance, and generate less refuse when scrapped after being used. <P>SOLUTION: A bag body film roll and a lid material film roll having easy peelability are set on a bag-making filling machine. Turnbacks in a film-flow direction are formed on right/left side faces of the bag body film to form a slot-shaped content storage part, in which contents are placed intermittently in series at prescribed positions. Flat outward seal parts in the film-flow direction are formed on top right/left side edges of the bag body film, and the right/left side edges in the film-flow direction of the lid material film are superposed on the seal parts. The bag body film and the lid material film are heat-sealed between respective placed contents via seal parts that are formed perpendicular to the film-flow direction at prescribed positions in the film-flow direction to form sealed packaging bags, the series of which are cut apart in a given number. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  TECHNICAL FIELD The present invention relates to an easy-open wrapping bag for storing medical items such as batteries, toothbrushes and other household goods, sausages, candy, elongate foods such as candy, stick confectionery, syringes and ampoules. It is.

  Conventionally, as a container for storing household goods, foods, confectionery, medical equipment, etc., the contents are stored in a plastic container molded in vacuum or pressure, and then the opening is heat sealed with a top film. Widely used are deep-drawn packaging that is sealed, blister packaging in which a container film is heat-bonded to a mount on which the contents are placed, and pillow packaging in which the contents are bagged by a vertical bag making and filling machine. And these individually packaged products are put together in a single outer bag in groups of a predetermined number so that they can be easily handled and stored during distribution.

  However, in the above-described deep-drawn packaging and blister packaging, there are a heating process and a molding process, the filling speed of the contents is slow, and there are places where the thickness is thin at the corners of the molded product, and the barrier property of the packaging is reduced. When a thick film is used in order to prevent the deterioration of the barrier property, the manufacturing cost is increased, and the amount of waste during disposal after use may be increased. Further, in pillow packaging, there is a problem that the tightness is not present and the protection of the content is poor, the unsealing property at the time of opening is poor, and the content pops out of the packaging bag due to an impact at the time of opening. In addition, when a predetermined number of individually packaged items are put together and put in one exterior bag, two filling lines are required, and the amount of waste during disposal after use increases.

  The present invention solves the problems of the conventional conventional deep-drawing packaging, blister packaging, pillow packaging, etc., has good protection of the contents, can be filled at high speed, and can be opened. The present invention provides an easy-opening continuous-packed bag that is excellent in the amount of waste during disposal after use.

  That is, according to the first aspect of the present invention, a roll of a bag body film and a roll of a lid material film having an easy peel property are loaded into a bag making and filling machine, and the film flow direction is formed on the left and right side surfaces of the bag body film. To form a concave groove-shaped content storage portion, in which the content is intermittently continuously placed at a predetermined position, and the upper end of the bag body film The left and right side edge portions are provided with a flat outward seal portion in the film flow direction, and the left and right side edge portions in the film flow direction of the lid material film are overlapped on the seal portion and heat-sealed. The bag body film and the lid material film between the contents are heat-sealed at a predetermined position in the film flow direction and the sealing portion in the direction perpendicular to the film flow is heat sealed to seal the packaging bag, and a predetermined number of the packaging bags are connected in series. Cutting and separating A continuous wrapper, characterized in that the.

  According to a second aspect of the present invention, the bag main body film is a laminated film including a high barrier film layer.

The easy-open packaging bag of the present invention is loaded with a roll of a bag body film and a roll of a lid material film in a bag making and filling machine, and folded on both sides of the bag body film to form a content storage section. Then, the contents are placed in the groove-shaped contents storage portion, the lid material film and the bag body film are heat-sealed to seal the packaging bag, and a predetermined number of packaging bags are connected and cut. Thin-walled parts that are to be separated, such as deep-drawn packaging and blister packaging. There is no deterioration of the barrier property of the packaging bag in bag making, and the protective properties of the contents are good. In addition, when barrier property is requested | required especially for a packaging bag, the laminated | multilayer film containing a high barrier property film layer can be used for a bag main body film.

  In addition, the filling of the contents of the easy-opening continuous packaging bag according to the present invention is intermittently continued in the bag body film groove-shaped content storage portion continuously formed on the bag making and filling machine. Since the contents are placed at predetermined positions, the contents can be filled at high speed.

  Moreover, the easy-opening continuous packaging bag of the present invention uses a laminated film having an easy peel property for the lid material film, and when the packaging bag is cut and separated at the time of use and the packaging bag is opened. The packaging bag can be easily opened, and the contents do not pop out of the packaging bag due to the impact at the time of opening.

  In addition, since the easy-open continuous bag of the present invention does not require outer packaging, only one filling line is required, and the amount of dust during disposal after use is small.

  Next, an embodiment of the easy-opening continuous packaging bag of the present invention will be described in detail with reference to the drawings.

  Fig.1 (a) is a top view of the easy-opening continuous packaging bag of this embodiment, FIG.1 (b) is the A-A 'sectional drawing. FIG. 2 is an explanatory view showing a flow state after sealing the packaging bag of the present embodiment on the bag making and filling machine.

  As shown in FIG. 1A, the easy-opening continuous packaging bag (10) of the present embodiment is configured by connecting three packaging bags (100, 100, 100) in series. As shown in FIG. 1 (b), the packaging bag is provided with folded portions (111, 111) on both side surfaces of the bag body film (100) to form a content storage portion (130). The lid body film (120) is overlaid on the bag body film containing the contents (200) and the four seal portions (101, 101, 102, 102) are heat sealed and sealed. is there.

  The bag making of the continuous bag, the filling and sealing of the contents are performed by loading the roll of the bag body film and the roll of the lid film having easy peel properties into the bag making and filling machine, Folding in the film flow direction on both side surfaces to form a concave groove-shaped content storage portion, and in this concave groove-shaped content storage portion, the content is intermittently continuously placed at a predetermined position, As shown in FIG. 2, the bag body film is overlaid with the lid film, and the four seal portions (101, 102) are heat-sealed and sealed, and then the three packaging bags (100, 100, 100) are cut in series, and the easy-open continuous package bag (10) of this embodiment is produced.

  In addition, as a structure of a film, for example, when the contents require gas barrier properties, a bag body film and a polyethylene terephthalate film layer / inorganic compound with an inorganic compound vapor deposition film layer / nylon film layer / unstretched polypropylene layer structure When a lid film or the like having a vapor deposition film layer / easy peel film layer configuration can be used and the contents do not require gas barrier properties, a bag body film having a polyethylene terephthalate film layer / nylon film layer / unstretched polypropylene layer configuration and An easily tearable polyethylene terephthalate film layer / easy peel film layer cover film or the like can be used.

  Hereinafter, specific examples of the present invention will be described.

  First, a cover film and a gas barrier film layer (12 μm thickness) / nylon laminated with a polyethylene terephthalate film layer (12 μm thickness) / gas barrier film layer (12 μm thickness) / easy peelable film layer (30 μm thickness) by dry lamination. A bag body film having a laminated structure of a film layer (15 μm thickness) / unstretched polypropylene film layer (60 μm thickness) was produced. In addition, as a gas barrier film, the gas barrier film in which the composite film containing the resin and inorganic layered compound of Unexamined-Japanese-Patent No. 11-165369 was formed was used.

  Next, as shown in FIG. 1B, the bag body film roll and the lid material film roll are loaded into a bag making and filling machine, and the unstretched polypropylene film surface side of the bag body film is set inside. Folds (111, 111) in the film flow direction are formed on the left and right side surfaces to form a groove-shaped content storage portion (130), and the content (200) is formed in the groove-shaped content storage portion. On the bag body film (110) and covering the lid material film (120) on the bag body film (110), as shown in FIG. The seal part (101) is heat-sealed, and then the sealing part (102) is heat-sealed in the direction perpendicular to the film flow at a predetermined position in the film flow direction to seal the packaging bag, and three packaging bags are connected in series. After cutting and separating, the actual state shown in FIG. Example Rentsutsumibukuro (10) with the easy-open of was prepared.

  The above-described easy-opening continuous packaging bag of the above-described embodiment has good protection of the contents, can be filled with the contents at a high speed, is excellent in opening of the packaging bag, and has a light amount of waste at the time of disposal. there were.

(A) is a top view of the easy-opening continuous packing bag of one Embodiment of this invention, (b) is the A-A 'sectional drawing. It is explanatory drawing which shows the state of the flow after sealing of the packaging bag of one Embodiment on a bag making filling machine.

Explanation of symbols

10 …… Consecutive packaging 100 …… Packing bags 101, 102 …… Seal part 110 …… Bag body film 111 …… Folding 120 …… Ladding film 130 …… Content storage part 200 …… Contents

Claims (2)

  A bag body film roll and an easy peel film roll roll are loaded into a bag making and filling machine, and folded in the film flow direction on both the left and right sides of the bag body film to form a groove-like content. A storage portion is formed, and the content is intermittently continuously placed in a predetermined position in the concave groove-shaped content storage portion, and a flat outward-facing seal is formed on the upper left and right side edges of the bag body film. The bag body film and the lid between the previously placed contents are heat-sealed by superimposing left and right side edges in the film flow direction of the lid film on the seal portion. The material film is heat sealed at a predetermined position in the film flow direction at a predetermined position in the film flow direction to seal the packaging bag, and a predetermined number of the packaging bags are connected in series to be cut and separated. A continuous bag.   The said bag main body film is a laminated | multilayer film containing a high-barrier film layer, The continuous-packing bag with the easily openability of Claim 1 characterized by the above-mentioned.

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